The second form is called Duosion, and it Solosis evolves into Duosion at level 32. Also, some extra info; the third evolution is called Reuniclus, and Duosion evolves into Reuniclus at level 41.
Cottonee's evolved form is Whimsicott. You get it with a sun stone.
trade form black,memory link
None of the older Pokemon have Pre-evolutions or evolution in Black and White, including Lucario.
activate sunny day
Druddgigon has only one form, and cannot evolve.
Vullaby only has one evolved form which is its evolved form of Mandibuzz. Vullaby does not have a second evolved form.
Cottonee's evolved form is Whimsicott. You get it with a sun stone.
tornadus can only change form in black and white 2, not black and white.
Scrafty
No, it has to evolve into it's second form before it evolves into it's third form.
no because diamond is form gen4 and black is from gen5
It becoms a pigknght. I have him.
you can only get it on black/white2
Yes, there is. But only 2. The first one is Kyurem Black form, and the next one is Kyurem White form. You can find Black Kyurem in Black, and White Kyurem in White.
trade form black,memory link
I know pansear does. you receive it if you have a water type starter.
Apart form the Battle Island no there is no second map or extra islands.